.cont {
  position: relative;
  height: 100vh;
  overflow: hidden;
}

.slider {
  position: relative;
  height: 100%;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
  cursor: all-scroll;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}
.slider.animation {
  -webkit-transition: -webkit-transform 750ms ease-in-out;
  transition: -webkit-transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out, -webkit-transform 750ms ease-in-out;
}
.slider.animation .slide__darkbg {
  -webkit-transition: -webkit-transform 750ms ease-in-out;
  transition: -webkit-transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out, -webkit-transform 750ms ease-in-out;
}
.slider.animation .slide__text {
  -webkit-transition: -webkit-transform 750ms ease-in-out;
  transition: -webkit-transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out, -webkit-transform 750ms ease-in-out;
}
.slider.animation .slide__letter {
  -webkit-transition: -webkit-transform 750ms ease-in-out;
  transition: -webkit-transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out;
  transition: transform 750ms ease-in-out, -webkit-transform 750ms ease-in-out;
}

.slide {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}
.slide--1 {
  left: 0%;
}
.slide--2 {
  left: 100%;
}
.slide--3 {
  left: 200%;
}
.slide--4 {
  left: 300%;
}
.slide--5 {
  left: 400%;
}
.slide__darkbg {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
  z-index: 10;
}
.slide__text-wrapper {
  position: absolute;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  width: 100%;
  height: 100%;
  z-index: 15;
}
.slide__letter {
  position: absolute;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
      -ms-flex-pack: center;
          justify-content: center;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  -webkit-text-fill-color: transparent !important;
  -webkit-background-clip: text !important;
  font-size: 50vw;
  font-weight: 800;
  color: #000;
  z-index: 2;
  will-change: transform;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}
.slide__text {
  font-size: 8vw;
  font-weight: 800;
  text-transform: uppercase;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  letter-spacing: 12px;
  color: #fff;
  will-change: transform;
  -webkit-user-select: none;
     -moz-user-select: none;
      -ms-user-select: none;
          user-select: none;
}
.slide__text:nth-child(odd) {
  z-index: 2;
}
.slide__text:nth-child(even) {
  z-index: 1;
}
.slide--1__darkbg {
  left: 0%;
  background: url("../images/city--1-min-min.jpg") center center no-repeat;
  background-size: cover;
  background-position: 0px center, 0px center;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
}
.slide--1__darkbg:after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 15, 39, 0.83);
}
.slide--1__letter {
  background: url("../images/city--1-min-min.jpg") center center no-repeat;
  background-position: 0px center, 0px center;
  background-size: cover;
}
.slide--2__darkbg {
  left: -50%;
  background: url("../images/city--2-min-min.jpg") center center no-repeat;
  background-size: cover;
  background-position: 0px center, 0px center;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
}
.slide--2__darkbg:after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 15, 39, 0.83);
}
.slide--2__letter {
  background: url("../images/city--2-min-min.jpg") center center no-repeat;
  background-position: 0px center, 0px center;
  background-size: cover;
}
.slide--3__darkbg {
  left: -100%;
  background: url("../images/city--3-min-min.jpg") center center no-repeat;
  background-size: cover;
  background-position: 0px center, 0px center;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
}
.slide--3__darkbg:after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 15, 39, 0.83);
}
.slide--3__letter {
  background: url("../images/city--3-min-min.jpg") center center no-repeat;
  background-position: 0px center, 0px center;
  background-size: cover;
}
.slide--4__darkbg {
  left: -150%;
  background: url("../images/city--4-min-min.jpg") center center no-repeat;
  background-size: cover;
  background-position: 0px center, 0px center;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
}
.slide--4__darkbg:after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 15, 39, 0.83);
}
.slide--4__letter {
  background: url("../images/city--4-min-min.jpg") center center no-repeat;
  background-position: 0px center, 0px center;
  background-size: cover;
}
.slide--5__darkbg {
  left: -200%;
  background: url("../images/city--5-min-min.jpg") center center no-repeat;
  background-size: cover;
  background-position: 0px center, 0px center;
  -webkit-transform: translate3d(0, 0, 0);
          transform: translate3d(0, 0, 0);
  will-change: transform;
}
.slide--5__darkbg:after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 15, 39, 0.83);
}
.slide--5__letter {
  background: url("../images/city--5-min-min.jpg") center center no-repeat;
  background-position: 0px center, 0px center;
  background-size: cover;
}

.nav {
  position: absolute;
  bottom: 25px;
  left: 50%;
  -webkit-transform: translateX(-50%);
          transform: translateX(-50%);
  list-style-type: none;
  z-index: 10;
}
.nav__slide {
  position: relative;
  display: inline-block;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid #fff;
  margin-left: 10px;
  cursor: pointer;
}
@media screen and (max-width: 400px) {
  .nav__slide {
    width: 22px;
    height: 22px;
  }
}
.nav__slide:hover:after {
  -webkit-transform: translate(-50%, -50%) scale(1, 1);
          transform: translate(-50%, -50%) scale(1, 1);
  opacity: 1;
}
.nav__slide:after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  -webkit-transform: translate(-50%, -50%) scale(0, 0);
          transform: translate(-50%, -50%) scale(0, 0);
  width: 75%;
  height: 75%;
  border-radius: 50%;
  background-color: #fff;
  opacity: 0;
  -webkit-transition: 300ms;
  transition: 300ms;
}
.nav__slide--1 {
  margin-left: 0;
}

.nav-active:after {
  -webkit-transform: translate(-50%, -50%) scale(1, 1);
          transform: translate(-50%, -50%) scale(1, 1);
  opacity: 1;
}

.side-nav {
  position: absolute;
  width: 10%;
  height: 100%;
  top: 0;
  z-index: 20;
  cursor: pointer;
  opacity: 0;
  -webkit-transition: 300ms;
  transition: 300ms;
}
.side-nav:hover {
  opacity: .1;
}
.side-nav--right {
  right: 0;
  background-image: -webkit-linear-gradient(left, rgba(255, 255, 255, 0) 0%, #eed7ff 100%);
  background-image: linear-gradient(to right, rgba(255, 255, 255, 0) 0%, #eed7ff 100%);
}
.side-nav--left {
  left: 0;
  background-image: -webkit-linear-gradient(right, rgba(255, 255, 255, 0) 0%, #eed7ff 100%);
  background-image: linear-gradient(to left, rgba(255, 255, 255, 0) 0%, #eed7ff 100%);
}

html {
  box-sizing: border-box;
  font-family: 'Open Sans', sans-serif;
}

*, *:before, *:after {
  box-sizing: inherit;
  margin: 0;
  padding: 0;
}

body {
  background-color: #000;
  overflow: hidden;
}
